Dow jumps with upbeat 3M, Caterpillar earnings

NEW YORK (Reuters) - The Dow rallied on Tuesday, registering its biggest daily percentage gain in more than a month, as stronger-than-expected results and forecasts from companies including 3M and Caterpillar fueled optimism about economic strength.

NEW YORK (Reuters) - The Dow rallied on Tuesday, registering its biggest daily percentage gain in more than a month, as stronger-than-expected results and forecasts from companies including 3M and Caterpillar fueled optimism about economic strength.